197433426 has 16 divisors (see below), whose sum is σ = 412035264. Its totient is φ = 62949744.

The previous prime is 197433413. The next prime is 197433433. The reversal of 197433426 is 624334791.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 715201 + ... + 715476.

It is an arithmetic number, because the mean of its divisors is an integer number (25752204).

Almost surely, 2^197433426 is an apocalyptic number.

197433426 is an abundant number, since it is smaller than the sum of its proper divisors (214601838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

197433426 is a wasteful number, since it uses less digits than its factorization.

197433426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430705.

The product of its digits is 108864, while the sum is 39.

The square root of 197433426 is about 14051.1005262933. The cubic root of 197433426 is about 582.2912006219.

The spelling of 197433426 in words is "one hundred ninety-seven million, four hundred thirty-three thousand, four hundred twenty-six".